21PA11B10 (VISHAY)

The 21PA11B10 is a 11-turn Counting Dial with acrylonitrile butadiene styrene body and aluminium dial composition. Mounting on direct to shaft with #4 to 40unc hex socket set screw located adjacent to No. 75 on graduated dial. 1099 turns total the number in window (0 thru 10) indicates completed number of turn of the drive sleeve. Graduated circular dial indicates the percent of the partial turn of the drive sleeve. The number in centre of window shall change as graduated dial rotates between 98 and 0 is transfer point. Readout shall increase with CW and decrease with CCW rotation, zero backlash between graduated dial and drive sleeve accuracy.